744397725

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{3251}}^1$

素因数の和:3378

約数の個数: 48

約数和(自身を含む): 1277489664

約数和(自身を除く): 533091939

約数列:

[1, 3, 5, 15, 25, 43, 71, 75, 129, 213, 215, 355, 645, 1065, 1075, 1775, 3053, 3225, 3251, 5325, 9159, 9753, 15265, 16255, 45795, 48765, 76325, 81275, 139793, 228975, 230821, 243825, 419379, 692463, 698965, 1154105, 2096895, 3462315, 3494825, 5770525, 9925303, 10484475, 17311575, 29775909, 49626515, 148879545, 248132575, 744397725]

約数ペア:

[(1, 744397725), (3, 248132575), (5, 148879545), (15, 49626515), (25, 29775909), (43, 17311575), (71, 10484475), (75, 9925303), (129, 5770525), (213, 3494825), (215, 3462315), (355, 2096895), (645, 1154105), (1065, 698965), (1075, 692463), (1775, 419379), (3053, 243825), (3225, 230821), (3251, 228975), (5325, 139793), (9159, 81275), (9753, 76325), (15265, 48765), (16255, 45795)]